One read: "Neither money nor trophies are worth more than our club. The one who does not appreciate that can f*** off immediately."

A second banner declared: "Let down 1000 friends for emotionless trophies and superficial popinjays."

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Goretzka was booed when he was substituted after 63 minutes and told Sky: "When your own fans are whistling against you it always hurts. But I expected the whistles and I can understand them partially.

"These days have been the most difficult of my career. It was a special situation for me. I'm glad that the atmosphere remained positive overall. The boos hurt, of course."

He added: "I thought so long about my decision. It was a long process. I listened to myself then decided where I wanted to go and where my goals are."